IsConnectionAvailable.cs

public bool IsConnectionAvailable()
{
	System.Uri objUrl = new System.Uri("http://google.com");
	System.Net.WebRequest objWebReq = default(System.Net.WebRequest);
	objWebReq = System.Net.WebRequest.Create(objUrl);
	System.Net.WebResponse objresp = default(System.Net.WebResponse);

	try {
		objresp = objWebReq.GetResponse;
		objresp.Close();
		objresp = null;
		return true;

	} catch (Exception ex) {
		objresp = null;
		objWebReq = null;
		return false;
	}
}